Question

the triangle and its properties try these page number 123 question number 7​

Answer 1

Answer:

1. x is 55.

2.Triangle is an isosceles triangle as 2 of its side are congruent (given).

3.Angles opposite to the 2 congruent sides are also congruent.

4.The angles of a triangle are 180°.Through linear angle we get one of the angle is 70°.The other 2 are equal as they are opposite to the congruent side.

Hence,the addition of the 2 angles must be 110°. So a single angle is 55°